Oracle 数据类型映射 (ADO.NET)

Oracle 类型	.NET Framework 类型	.NET Framework 类型化访问器	OracleType 类型化访问器
BFILE	Byte[]	GetBytes()	GetOracleBFile()
BLOB	Byte[]	GetBytes()	GetOracleLob()
CHAR	String Char[]	GetString() GetChars()	GetOracleString()
CLOB	String Char[]	GetString() GetChars()	GetOracleLob()
DATE	DateTime	GetDateTime()	GetOracleDateTime()
FLOAT	Decimal	GetDecimal()	GetOracleNumber() **
INTEGER	Decimal	GetDecimal()	GetOracleNumber() **
INTERVAL YEAR TO MONTH *	Int32	GetInt32()	GetOracleMonthSpan()
INTERVAL DAY TO SECOND *	TimeSpan	GetTimeSpan()	GetOracleTimeSpan()
LONG	String Char[]	GetString() GetChars()	GetOracleString()
LONG RAW	Byte[]	GetBytes()	GetOracleBinary()
NCHAR	String Char[]	GetString() GetChars()	GetOracleString()
NCLOB	String Char[]	GetString() GetChars()	GetOracleLob()
NUMBER	Decimal	GetDecimal()	GetOracleNumber() **
NVARCHAR2	String Char[]	GetString() GetChars()	GetOracleString()
RAW	Byte[]	GetBytes()	GetOracleBinary()
REF CURSOR
ROWID	String Char[]	GetString() GetChars()	GetOracleString()
TIMESTAMP *	DateTime	GetDateTime()	GetOracleDateTime()
TIMESTAMP WITH LOCAL TIME ZONE *	DateTime	GetDateTime()	GetOracleDateTime()
TIMESTAMP WITH TIME ZONE *	DateTime	GetDateTime()	GetOracleDateTime()
UNSIGNED INTEGER	Decimal	GetDecimal()	GetOracleNumber() **
VARCHAR2	String Char[]	GetString() GetChars()	GetOracleString